Sebum is a mixture of lipids, or fats, that are secreted by sebaceous glands in the skin. Essentially, it’s what keeps the skin moisturized. Consisting mostly of triglycerides, wax esters, free fatty acids, and cholesterol,...

Everyone knows that hair and scalp care are important. But did you know that your scalp has different needs than the rest of your hair? It's true! Your scalp is mostly made up of skin,...